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Squares of 2 Digit Numbers Worksheet

Vedic maths trick 7: Squares of 2-digit numbers · Set 986 · 40 sums
TalentJR

The trick (Dwandwa Yoga): For the number ab: right column = b². Middle column = 2 × a × b. Left column = a². Combine from the right with carries.

NameDateTime takenScore ___ / 40
  1. 1.37² =
  2. 2.52² =
  3. 3.21² =
  4. 4.49² =
  5. 5.51² =
  6. 6.97² =
  7. 7.12² =
  8. 8.48² =
  9. 9.61² =
  10. 10.46² =
  11. 11.31² =
  12. 12.84² =
  13. 13.73² =
  14. 14.59² =
  15. 15.66² =
  16. 16.79² =
  17. 17.76² =
  18. 18.62² =
  19. 19.36² =
  20. 20.99² =
  21. 21.15² =
  22. 22.64² =
  23. 23.99² =
  24. 24.51² =
  25. 25.46² =
  26. 26.76² =
  27. 27.65² =
  28. 28.97² =
  29. 29.43² =
  30. 30.86² =
  31. 31.53² =
  32. 32.18² =
  33. 33.61² =
  34. 34.15² =
  35. 35.18² =
  36. 36.42² =
  37. 37.58² =
  38. 38.93² =
  39. 39.39² =
  40. 40.38² =

Answer key

  1. 1369
  2. 2704
  3. 441
  4. 2401
  5. 2601
  6. 9409
  7. 144
  8. 2304
  9. 3721
  10. 2116
  11. 961
  12. 7056
  13. 5329
  14. 3481
  15. 4356
  16. 6241
  17. 5776
  18. 3844
  19. 1296
  20. 9801
  21. 225
  22. 4096
  23. 9801
  24. 2601
  25. 2116
  26. 5776
  27. 4225
  28. 9409
  29. 1849
  30. 7396
  31. 2809
  32. 324
  33. 3721
  34. 225
  35. 324
  36. 1764
  37. 3364
  38. 8649
  39. 1521
  40. 1444

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